Apex domains cannot have CNAME records.
Ahrefs
Domain verification
ahrefs-site-verification_0f189bf2faa2db6b0c8ee446f8dfcdb562100ea6ee8a9cc94e3414d87f0cacae
Facebook
Domain verification
facebook-domain-verification=htx6e00mt70wbq70o7kbjqcl8usedw
Google
Domain verification
google-site-verification=qr5GynXtM2oy6Pv15CjCZgdOepvHmk0J9BxGiQ-XYJI
Google
Domain verification
google-site-verification=UPB_M-H1NHZ7Z-1VuYpmS7VCI50WSnrGCU7Kya3eV8A
Yandex
Domain verification
yandex-verification: 0a84b82d539c9c96
cryptomus=5fa549ef
blakely.ns.cloudflare.com
Cloudflare
hugh.ns.cloudflare.com
Cloudflare
Zone apex
Start of authority
Email
Serial
2397946474
Refresh
2h 46m 40s
Retry
40m
Expire
7d
Negative cache TTL
30m